eWand U is a novel secure storage product of Lingqiang by using advanced encryption technology and specific application software, combing with data storage, certificate authentication and individual application.

eWand U can provide complete network security function and support highly secure large file storage. It adopts homemade security chip specific for smart card as control chip, combines with specific operating system independently developed by Lingqiang. It supports RSA key pair generation in chip, data signature and authentication, data encryption and decryption, algorithm downloading, and applies to highly secure electronic identity authentication and data transfer. Large-capacity storage media inside can realize encrypted data storage to ensure high security of file.